The cost of offline learning is high, and due to geographical restrictions, it is recommended to choose an online platform. Nowadays, online learning is perfect for both employment and teaching. Java web development technology makes Java a hot spot sought after by 20 17 mobile internet. It has also attracted many talents from outside the field to switch to the field of java web development. Maker College has a complete and systematic video tutorial on java development training, and top insiders have set up a visual through train for students, so that students who have no learning direction can see at a glance and enter the door of java field as soon as possible.